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Scintillating homogeneous detectors represent the state of the art in electromagnetic calorimetry. Moreover, the currently neglected crystalline nature of the most common inorganic scintillators can be exploited to achieve an outstanding…

Local amplitude aberrations caused by scintillation can impact the reconstruction process of a wavefront sensor (WFS) by inducing a spatially non-uniform intensity at the pupil plane. This effect is especially relevant for the commonly-used…

Instrumentation and Methods for Astrophysics · Physics 2024-07-23 Stanimir Letchev , Justin R. Crepp , Caleb G. Abbott , Ryan Hersey , Matthew Engstrom , Nicholas Baggett

We developed machine learning algorithms for distinguishing scintillation signals from a plastic-liquid coupled detector known as a phoswich. The challenge lies in discriminating signals from organic scintillators with similar shapes and…

Instrumentation and Detectors · Physics 2024-03-07 Yujin Lee , Jinyoung Kim , Byoung-cheol Koh , Young Soo Yoon , Chang Hyon Ha

Time- and number-resolved photon detection is crucial for photonic quantum information processing. Existing photon-number-resolving (PNR) detectors usually have limited timing and dark-count performance or require complex fabrication and…

Instrumentation and Detectors · Physics 2020-06-23 Di Zhu , Marco Colangelo , Changchen Chen , Boris A. Korzh , Franco N. C. Wong , Matthew D. Shaw , Karl K. Berggren

Fast emitting polymeric scintillators are requested in advanced applications where high-speed detectors with large signal-to-noise ratio are needed. However, their low density implies a weak stopping power of high energy radiations, thus a…

Since their inception, superconducting nanowire single-photon detectors have been enabling quantum optical applications and the rise of the photonic quantum industry. The evolution in the detector design and read-out strategies has led to…

Quantum Physics · Physics 2024-12-19 Lorenzo Stasi , Towsif Taher , Giovanni V. Resta , Hugo Zbinden , Rob Thew , Félix Bussières

Faint light spectroscopy has many important applications such as fluorescence spectroscopy, lidar and astronomical observations. However, long measurement time limit its application on real-time measurement. In this work, a photon counting…

In this paper we present a method of scintillation detector energy calibration using the gamma-rays. The technique is based on the Compton scattering of gamma-rays in a scintillation detector and subsequent photoelectric absorption of the…

Instrumentation and Detectors · Physics 2016-04-20 S. V. Bakhlanov , N. V. Bazlov , A. V. Derbin , I. S. Drachnev , A. S. Kayunov , V. N. Muratova , D. A. Semenov , E. V. Unzhakov

Single-photon emitters integrated into quantum optical circuits will enable new, miniaturized quantum optical devices. Here, we numerically investigate semiconductor quantum dots embedded to low refractive index contrast waveguides. We…

``Oversimplified'' and ``simplified'' methods based on true coincidence summing effect used in uncomplicated determination of the photo-peak efficiency of the semiconductor High Purity Germanium (HPGe) detector system are suggested and…

Instrumentation and Detectors · Physics 2022-06-22 Victor V. Golovko

The act of measuring optical emissions from two remote qubits can entangle them. By demanding that a photon from each qubit reaches the detectors, one can ensure than no photon was lost. But the failure rate then rises quadratically with…

Quantum Physics · Physics 2009-06-09 Earl T. Campbell , Simon C. Benjamin

In this paper results of scintillation properties measurements of pure and Ce3+-doped strontium fluoride crystals are presented. We measure light output, scintillation decay time profile and temperature stability of light output. X-ray…

Materials Science · Physics 2016-06-07 R. Shendrik , E. A. Radzhabov , A. I. Nepomnyashchikh

The outer water buffer is an economic option to shield the external radiative backgrounds for liquid-scintillator neutrino detectors. However, the consequential total reflection of scintillation light at the media boundary introduces extra…

Instrumentation and Detectors · Physics 2022-09-23 Wei Dou , Benda Xu , Jianfeng Zhou , Zhe Wang , Shaomin Chen

Certain radiation detectors are 'paralyzed' with high input count rates. When applied to count rates close to the event discriminator working rate the one-parameter dead time model fails. Here we present a corrected paralyzable detector…

Instrumentation and Detectors · Physics 2026-03-27 Yueyun Chen , Matthew Mecklenburg

In PET a high percentage of gamma photons being detected undergo Compton scattering in the scintillator. Scintillator blocks are often built from optically isolated crystals. Depending on the angle of incidence and the scintillator geometry…

Medical Physics · Physics 2023-11-01 Katrin Herweg , Volkmar Schulz , David Schug

We show a large enhancement of two-photon absorption processes in nanocrystal quantum dots and of light upconversion efficiency from the IR to the near-IR spectral regime, using a hybrid optical device in which near-IR emitting InAs quantum…

Optics · Physics 2015-05-20 Moshe G. Harats , Ronen Rapaport , Adiel Zimran , Uri Banin , Gang Chen

We investigate the performance of large area radiation detectors, with high energy- and spatial-resolution, intended for the development of a Total Energy Detector with gamma-ray imaging capability, so-called i-TED. This new development…

Instrumentation and Detectors · Physics 2018-04-18 P. Olleros , L. Caballero , C. Domingo-Pardo , V. Babiano , I. Ladarescu , D. Calvo , P. Gramage , E. Nacher , J. L. Tain , A. Tolosa

Coherent X-ray beams with energies $\geq 50$ keV can potentially enable three-dimensional imaging of atomic lattice distortion fields within individual crystallites in bulk polycrystalline materials through Bragg coherent diffraction…

Solid-state defect qubit systems with spin-photon interfaces show great promise for quantum information and metrology applications. Photon collection efficiency, however, presents a major challenge for defect qubits in high refractive index…

Ultrafast, high quantum efficiency single photon detectors are among the most sought-after elements in modern quantum optics and quantum communication. High photon detection efficiency is essential for scalable measurement-based quantum…

Optics · Physics 2015-05-30 W. Pernice , C. Schuck , O. Minaeva , M. Li , G. N. Goltsman , A. V. Sergienko , H. X. Tang